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H7B41X type hydraulic control check valve
【Product use】
H7B41X-16, H7B41X-16C type hydraulic control check valve is suitable for the return water pipe of atmospheric pressure boiler. It uses the pressure change of the transmission pipeline to control the opening and closing of this valve. This valve is a normally closed valve, which can effectively prevent the boiler from overflowing when the circulating water pump stops working due to sudden power failure or other reasons. It can replace expensive electromagnetic control systems.
Product performance parameters
Model number |
PN |
Working pressure/MPa |
Applicable temperature/℃ |
Applicable media |
H7B41X-16 |
16 |
1.6 |
≤70 |
Water and oil products |
H7B41X-16C |
16 |
1.6 |
≤425 |
Water and oil products |
【Product parts and materials】
Model number |
Material |
||
Valve body, valve cover |
Stem, disc, seat |
Spring |
|
H7B41X-16 |
Gray cast iron |
2Cr13 |
50CrVA |
H7B41X-16C |
WCB |
【Product shape and structure size (mm)】
DN |
L |
D |
D1 |
D2 |
b |
z0000d |
H |
H1 |
Weight/kg |
40 |
220 |
150 |
110 |
88 |
18 |
4000017.5 |
175 |
115 |
28 |
50 |
250 |
165 |
125 |
102 |
20 |
4000017.5 |
175 |
115 |
28 |
65 |
280 |
185 |
145 |
122 |
20 |
4000017.5 |
195 |
135 |
34 |
80 |
310 |
200 |
160 |
133 |
20 |
8000017.5 |
215 |
155 |
40 |
100 |
350 |
220 |
180 |
158 |
24 |
8000017.5 |
215 |
155 |
49 |
125 |
400 |
250 |
210 |
184 |
24 |
8000017.5 |
240 |
170 |
78 |
150 |
450 |
285 |
240 |
212 |
26 |
8000022 |
240 |
170 |
111 |
200 |
500 |
340 |
295 |
268 |
26 |
12000022 |
280 |
190 |
155 |
【Structure picture】
Contact us
WeChat public account: Beijing Valve General Factory Co., Ltd.
switchboard: 010-8928 3399
fax:010-8928 3802
Sales hotline:010-8928 3800、010-8928 3399转2288
mailbox:bvmc@bvmc.cc
Address: No. 3, Lvhai Road, Pangezhuang Town, Daxing District, Beijing
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